//=========================================================================
// Copyright (C) 2024 The C++ Component Model(COMO) Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//=========================================================================

#ifndef __LAMPORT_CLOCK_H__
#define __LAMPORT_CLOCK_H__

#include <stdatomic.h>
#include <stdint.h>

#ifdef __cplusplus
extern "C"
{
#endif

typedef struct tagLamportClock {
    atomic_long time_;
} LamportClock;

void InitLamportClock(LamportClock *clock);
uint64_t get_time(LamportClock *clock);
uint64_t local_event(LamportClock *clock);
uint64_t send_event(LamportClock *clock);
uint64_t receive_event(LamportClock *clock, uint64_t received_time);

#ifdef __cplusplus
}
#endif

#endif //__LAMPORT_CLOCK_H__
